1659-3820
1659-3820
S1659-38202018000100059
10.18845/rc.v27i1-18.3885
Peru
USA
USA
Peru
00
06
2018
00
06
2018
27
1
59
71
[
2017
25
107-28
]
[
2004
]
[
2017
7
2
2
340-8
]
[
2017
52
89-108
]
[
2009
35
2
2
40-62
]
[
2000
48
141-6
]
[
2004
94
9
9
14-+
]
[
2017
56
65-93
]
[
2006
183-97
]
[
2012
74
145-54
]
[
2009
7
223-46
]
[
2011
23
5
5
156-75
]
[
2006
8
68-80
]
[
2015
35
2
2
182-201
]
[
71
2
2
169-92
]
[
2014
400
5-6
]
[
2010
34
136-57
]
[
2017
51
1
1
267-80
]
[
2017
13
3
3
375-7
]
[
2012
22
3
3
272-89
]
[
2016
72
271
271
279-94
]
[
2016
36
2
2
190-213
]
[
2017
56
4
4
655-74
]
[
2007
52
2
2
127-42
]
[
2017
56
3
3
215
]
[
2000
45
267-85
]
[
2015
29
4
4
444-7
]
[
2015
56
2
2
289-93
]
[
2017
47
4
4
382-401
]
[
2014
18
147-71
]
[
2007
]
[
1992
]
[
2008
28
1
1
80-2
]
[
2009
89
1
1
70S-80S
]
[
2014
303
11-7
]
[
2013
]
[
2009
11
]
[
2009
45
2
2
228-9
]
[
2013
52
150-6
]
[
2004
]
[
2015
]
[
2016
5
67-78
]
[
2017
14
2
2
271-87
]
[
2006
23
3
3
355-8
]
[
2011
7
]
[
2013
33
1
1
176-8
]
[
81
1
1
71-93
]
[
2009
19-85
]
[
2007
61
1
1
68-72
]
[
44
2
2
308-16
]
[
2017
75
1
1
227-70
]
[
2004
]
[
2008
]